201-1.2A Product Overview

Introduction

The 201-1.2A is a versatile electronic component that belongs to the category of voltage regulators. This entry provides an in-depth overview of the product, including its basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models.

Basic Information Overview

• Category: Voltage Regulator
• Use: The 201-1.2A is used to regulate voltage within electronic circuits, ensuring a stable output voltage regardless of variations in input voltage or load conditions.
• Characteristics: It exhibits high precision, low dropout voltage, and thermal shutdown protection, making it suitable for a wide range of applications.
• Package: The 201-1.2A is available in various package types, including TO-220, SOT-223, and DPAK.
• Essence: Its essence lies in providing reliable voltage regulation for electronic devices.
• Packaging/Quantity: The 201-1.2A is typically packaged in reels, tubes, or trays, with quantities varying based on the manufacturer's specifications.

Specifications

• Input Voltage Range: 4.5V to 28V
• Output Voltage: 1.2V
• Output Current: Up to 1.2A
• Dropout Voltage: 0.3V at 1A
• Operating Temperature Range: -40°C to 125°C
• Line Regulation: 0.05% typical
• Load Regulation: 0.1% typical
• Quiescent Current: 100µA

Detailed Pin Configuration

The 201-1.2A typically features three pins: 1. Input (VIN): Connects to the input voltage source. 2. Ground (GND): Connected to the ground reference. 3. Output (VOUT): Provides the regulated output voltage.

Functional Features

• High Precision: The 201-1.2A offers precise voltage regulation, ensuring stable output under varying conditions.
• Low Dropout Voltage: It maintains regulation even when the input voltage approaches the output voltage, minimizing power dissipation.
• Thermal Shutdown Protection: Protects the device from overheating, enhancing its reliability.

Advantages and Disadvantages

Advantages

• High precision and stability
• Low dropout voltage
• Thermal shutdown protection
• Wide input voltage range

Disadvantages

• Higher quiescent current compared to some alternatives
• Limited output current compared to higher-rated regulators

Working Principles

The 201-1.2A operates by comparing the output voltage to a reference voltage and adjusting the pass element to maintain the desired output voltage. It utilizes feedback control to continuously monitor and regulate the output voltage, ensuring consistent performance.

Detailed Application Field Plans

The 201-1.2A finds extensive use in various applications, including: - Battery-powered devices - Portable electronics - Automotive systems - Industrial control systems - Embedded systems

Detailed and Complete Alternative Models

Several alternative models to the 201-1.2A include: - LM317: A popular adjustable voltage regulator with similar characteristics - LM1117: Fixed voltage regulator available in various output voltages - LT1086: High-current adjustable voltage regulator

In conclusion, the 201-1.2A serves as a reliable voltage regulator with precise regulation, making it suitable for diverse electronic applications.

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